Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this begins at 0 so a nonce of one hundred would in fact be the 101st transaction submitted by https://bookmarkchamp.com/story20403667/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-articlescad-com-the-remarkable-adventurers-in-the-cyber-frontier-grasping-distributed-ledger-instruments-325096-html